Clip-on light



FIG. 1 is a front perspective view of the invention illustrating my design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines shown on the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a clip-on light, as shown and described. 